e/Vertical boiler with horizontal fire-tubes

Information
has gloss	eng: A vertical boiler with horizontal fire-tubes is a type of small vertical boiler, used to generate steam for small machinery. It is characterised by having many narrow fire-tubes, running horizontally.
lexicalization	eng: Vertical boiler with horizontal fire-tubes
instance of	(noun) sealed vessel where water is converted to steam boiler, steam boiler

Media
media:img	Blake vertical boiler, section (Rankin Kennedy, Modern Engines, Vol VI).jpg
media:img	Clarke Chapman wetback crosstube vertical boiler (Rankin Kennedy, Modern Engines, Vol VI).jpg
media:img	Cochran boiler, section (Bentley, Sketches of Engine and Machine Details).jpg
media:img	Robertson autocar boiler, section (Rankin Kennedy, Modern Engines, Vol III).jpg
media	http://commons.wikimedia.org/wiki/Category%3AVertical_boilers_with_horizontal_firetubes